About Epstein-Barr Virus (EBV) | epstein-barr virus

SkipdirectlytositecontentSkipdirectlytopageoptionsSkipdirectlytoA-ZlinkEpstein-BarrVirusandInfectiousMononucleosisSectionNavigationCDCHomeFacebookTwitterLinkedInSyndicateAboutEpstein-BarrVirus(EBV)Español(Spanish)MinusRelatedPagesOnThisPageSymptomsTransmissionDiagnosisPrevention&TreatmentEpstein-Barrvirus(EBV),alsoknownashumanherpesvirus4,isamemberoftheherpesvirusfamily.Itisoneofthemostcommonhumanviruses.EBVisfoundallovertheworld.MostpeoplegetinfectedwithEBVatsomepointintheirlives.EBVspreadsmostcommonlythroughbodilyfluids,primarilysaliva.EBVcancauseinfectiousmononucleosis,alsocalledmono,andotherillnesses.SymptomsSymptomsofEBVinfectioncanincludefatiguefeverinflamedthroatswollenlymphnodesintheneckenlargedspleenswollenliverrashManypeoplebecomeinfectedwithEBVinchildhood.EBVinfectionsinchildrenusuallydonotcausesymptoms,orthesymptomsarenotdistinguishablefromothermild,briefchildhoodillnesses.PeoplewhogetsymptomsfromEBVinfection,usuallyteenagersoradults,getbetterintwotofourweeks.However,somepeoplemayfeelfatiguedforseveralweeksorevenmonths.AfteryougetanEBVinfection,thevirusbecomeslatent(inactive)inyourbody.Insomecases,thevirusmayreactivate.Thisdoesnotalwayscausesymptoms,butpeoplewithweakenedimmunesystemsaremorelikelytodevelopsymptomsifEBVreactivates.EBVSpreadsEasilyEBVisspreadbysalivathrough:kissingsharingdrinksandfoodusingthesamecups,eatingutensils,ortoothbrusheshavingcontactwithtoysthatchildrenhavedrooledonTransmissionEBVspreadsmostcommonlythroughbodilyfluids,especiallysaliva.However,EBVcanalsospreadthroughbloodandsemenduringsexualcontact,bloodtransfusions,andorgantransplantations.EBVcanbespreadbyusingobjects,suchasatoothbrushordrinkingglass,thataninfectedpersonrecentlyused.Thevirusprobablysurvivesonanobjectatleastaslongastheobjectremainsmoist.ThefirsttimeyougetinfectedwithEBV(primaryEBVinfection)youcanspreadthevirusforweeksandevenbeforeyouhavesymptoms.Oncethevirusisinyourbody,itstaysthereinalatent(inactive)state.Ifthevirusreactivates,youcanpotentiallyspreadEBVtoothersnoma

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